From: Christopher Dykes <cdykes@fb.com>
Date: Sat, 20 May 2017 01:37:20 +0000 (-0700)
Subject: Work around a compiler crash in VS 2017.3 Preview 1
X-Git-Tag: v2017.05.22.00~6
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=folly.git;a=commitdiff_plain;h=f9da986ca9c8d0727133107e416d4b6a07310910

Work around a compiler crash in VS 2017.3 Preview 1

Summary:
MSVC is being grumpy, and I want to continue to work from the preview build, so commit the workaround, as there's no significant difference.
Upstream bug report: https://developercommunity.visualstudio.com/content/problem/59614/compiler-crash-when-constexpr-constructing-stdchro.html

Reviewed By: yfeldblum

Differential Revision: D5099876

fbshipit-source-id: 64d5573d78b14339ff3177dd910a22787463ccd2
---

diff --git a/folly/portability/Time.cpp b/folly/portability/Time.cpp
index dec1daf4..cb644929 100755
--- a/folly/portability/Time.cpp
+++ b/folly/portability/Time.cpp
@@ -215,7 +215,7 @@ extern "C" int clock_gettime(clockid_t clock_id, struct timespec* tp) {
   }
 
   const auto unanosToTimespec = [](timespec* tp, unsigned_nanos t) -> int {
-    static constexpr unsigned_nanos one_sec(std::chrono::seconds(1));
+    static constexpr unsigned_nanos one_sec{std::chrono::seconds(1)};
     tp->tv_sec =
         time_t(std::chrono::duration_cast<std::chrono::seconds>(t).count());
     tp->tv_nsec = long((t % one_sec).count());